/Engine/Plugins/Runtime/CommonUI/Source/CommonUI/Public/CommonHierarchicalScrollBox.h
An arbitrary scrollable collection of widgets. Great for presenting 10-100 widgets in a list. Doesn't support virtualization.
[UCLASS](Programming/UnrealArchitecture/Reference/Classes#classdeclaration)() class UCommonHierarchicalScrollBox : public [UScrollBox](API\Runtime\UMG\Components\UScrollBox)